Shelfari joins the Amazon.com family — It's an exciting day here at Shelfari. The rain has stopped, the birds are chirping and the biggest news of all - we are being acquired by Amazon.com. — As many of you may already know, Amazon has been a long supporter of Shelfari.

Amazon Buys Shelfari and its Innovative UI — Shelfari, a small book sharing startup, was acquired today by Amazon (an existing investor in the company). Shelfari is known for its innovative user interface, something which we've discussed a few times on ReadWriteWeb.

No More Speculation - This is the G1 from T-Mobile — Update: Since we published this article, we've received some specs from a few people/places. Click here to see a compiled list of the inner beauty. — It's time to put this rumor to bed once and for all.

Ad serving for everyone — Back in March, we announced the beta release of Google Ad Manager, our hosted ad serving and management solution for publishers with smaller direct sales teams. Today, we are pleased to announce general availability of the product — no invitation required!

Facebook cuts off Scrabulous after legal complaint — EXCEPT INDIA, WHERE COURT CASE PENDING — Already blocked from Facebook users in the United States and Canada, “Scrabulous” — the online imitation of the popular Scrabble board game — has been yanked by Facebook in all other countries except India …

Some information on APIs removed in the Android 0.9 SDK beta — Earlier this week, we released a beta of the Android SDK. In the accompanying post, I mentioned that we had to remove some APIs from the platform for Android 1.0, and as a result they don't appear in the 0.9 beta SDK, and won't appear in 1.0-compatible SDKs.

College Sophomore Sells His iPhone App To Flixster — Movie focused social network Flixster acquired a popular iPhone application called Movies.app (iTunes link) last week, and has re-released the application this evening. As far as we know, this is the first acquisition of an iPhone app.

VoIP Goes Mobile — Gorilla Mobile and other carriers are allowing cell-phone users to make calls for virtually free using Internet technology — Scott Goldman uses his mobile phone to call friends and business contacts all over the world, from Britain to Australia.

For Andreessen and Horowitz, it's gotta be Qik — Netscape wunderkind Marc Andreessen and longtime business partner Ben Horowitz are teaming up again, this time to invest in Qik, which lets users stream live video from their mobile phone. — Andreessen, co-founder and chairman …

AT&T expands iPhone international data plans — AT&T announced Tuesday it's expanding its iPhone international data plans, in a move designed to cut consumers' reliance on pay-per-use data services. — Under the expansion, which is slated to begin Wednesday, iPhone users can add …

Firebug 1.2 Released — The final version of Firebug 1.2 has been released. The release should be up on the Mozilla Add-ons site today, but it's also up on GetFirebug.com right now. — John J Barton and Jan Odvarko put a ton of work into this release (you may have noticed the rapid-fire series …

Gears for Safari — Google posted a link to a beta version of Gears for Safari: http://dl.google.com/gears/current/ gears-osx-opt.dmg. The minimum system requirements are: Safari 3.1.1 on Tiger 10.4.11 or Leopard 10.5.3, although Gears is likely to support other WebKit-based browsers in the future.